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Home >> Mazda >> 2020 >> CX-3 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (On-Board Diagnostic - Two-Step Deployment Control System) >> DTC B1126-55; B1127-55: Configuration Setting Error >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2016 Mazda CX-3. However, it is still accessible from the selected car via links, so may be relevant.
Step Inspection Action
1 PERFORM SAS CONTROL MODULE CONFIGURATION (AS-BUILT DATA USE)  Yes Go to the next step.
No DTC troubleshooting completed.
2 INSPECT SIDE AIR BAG MODULE 
  • Verify that the driver or passenger-side side air bag module is correctly installed.
  • Is the driver or passenger-side side air bag module correctly installed?
Yes Go to the next step.
No Correctly Install the driver or passenger-side side air bag module.
Then go to the next step.
3 PERFORM SAS CONTROL MODULE DTC INSPECTION  Yes Replace the SAS control module.
(Refer to SAS CONTROL MODULE REMOVAL/INSTALLATION [STANDARD DEPLOYMENT CONTROL SYSTEM] .)
No DTC troubleshooting completed.